Save a Bundle on Your Tech Bills

The digital revolution has changed the world. It also has exacted a steep cost, not just in the price of new laptops, phones and fully loaded televisions, but also in hefty monthly bills.

The innovations coming out of this past week's Consumer Electronics Show, from new video-streaming services and ultrahigh-definition TVs to cable boxes with better search functions, might have you lusting after the latest gadgets and services.